MBA Entrance Exam

Jbmis is the best top college.

https://www.shiksha.com/engineering/articles/mht-cet-eligibility-criteria-blogId-54593
Get all the information here.

Nirma Institute accepts CAT/GMAT scores for admission.

Yes, you can get admission in the same year itself.

CAT is the highly acceptable entrance test for MBA. One should go for this for sure if aiming for MBA.

You can go through the link given below-
https://www.shiksha.com/college/indian-institute-of-management-Tiruchirappalli-Chennai-campus-ekkatuthangal-49131/admission.

It depends upon college to college. Check the cutoff marks/percentile of the college you wish to go for.

CAT is for MBA and not for BBA.

Get only one or two very good CMAT preparation Books. Read to get conceptual clarity on the topic for CMAT. Attempt well the exercises, practice questions and Mocks given after each topic of the CMAT preparation book. Focus more on the weak areas and attempt variety of practice questions in them.

You will get your center's location in the admit card.